ZS Pharma Announces Positive Results From The Extended Treatment Phase Of Its Phase 3 Trial Of ZS-9 In Patients With Hyperkalemia

COPPELL, Texas--(BUSINESS WIRE)--ZS Pharma, a specialty pharmaceutical company developing novel treatments for kidney, cardiovascular and liver disorders, today announced top-line results from the Extended Treatment Phase of ZS003, its pivotal Phase 3 trial of ZS-9. ZS-9 is a novel, investigational treatment for hyperkalemia. Top-line analyses of the safety and efficacy results showed that the trial met the pre-specified endpoint for the 12-day Extended Treatment Phase, demonstrating that both 5g and 10g of ZS-9 given once-daily maintained a statistically and clinically significant reduction in serum potassium (K+) relative to placebo. ZS-9 was also well-tolerated with a gastrointestinal (GI) adverse event rate and an overall adverse event rate similar to placebo across all doses tested.